Heros Technology
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LF_European_Broadcast_stations.wmv
VLF LF Converter to 4MHz-4.5MHz
LF band. European Broadcast stations.
Recorded with generic SDR radio.
Antenna: 80m trap dipole
HerosTech1
uploaded
LF Amateur band.wmv
VLF LF Converter to 4MHz-4.5MHz
135.7KHz-137.8KHz Amateur band
Recorded Spectrum with generic SDR radio.
Antenna: 80m trap dipole.
HerosTech1
uploaded
EIOCF_beacon.wmv
VLF LF Converter to 4MHz-4.5MHz
EI0CF beacon on 501KHz.
North Ireland
Sending V V V E I 0 C F
Received in London. 500Kms
Recorded with generic SDR ...
HerosTech1
uploaded
NDB LF Aeronautical beacons.wmv
VLF LF Converter to 4MHz-4.5MHz
LF band Aeronautical beacons
Recorded with generic SDR radio.
Antenna: 80m trap dipole.
HerosTech1
uploaded
Time_Frequency_Stations.wmv
VLF LF Converter to 4MHz-4.5MHz
LF band. Time and Frequency stations
Recorded with generic SDR radio.
Antenna: 80m trap dipole.
HerosTech1
uploaded
SCR_Preselector.wmv
SCR Preselector working on 80m.
Recorded with WinRad and generic multiband SDR radio.
This video clip shows its effectivity against interferences.
HerosTech1
uploaded
